{"id":9853,"date":"2025-07-05T01:59:03","date_gmt":"2025-07-05T01:59:03","guid":{"rendered":"https:\/\/sinoextrud.com\/?p=9853"},"modified":"2025-07-05T02:02:29","modified_gmt":"2025-07-05T02:02:29","slug":"funguje-laserovy-znackovaci-sprej-na-hlinik","status":"publish","type":"post","link":"https:\/\/sinoextrud.com\/cs\/does-laser-marking-spray-work-on-aluminum\/","title":{"rendered":"Funguje laserov\u00fd zna\u010dkovac\u00ed sprej na hlin\u00edk?"},"content":{"rendered":"

\"Detailn\u00ed
St\u0159\u00edk\u00e1n\u00ed ocelov\u00fdch povrch\u016f<\/figcaption><\/figure>\n<\/p>\n

Pokud se sna\u017e\u00edte ozna\u010dit hol\u00fd hlin\u00edk a dost\u00e1v\u00e1te slab\u00e9 nebo neviditeln\u00e9 v\u00fdsledky, nejste sami. Mnoho u\u017eivatel\u016f se s t\u00edmto probl\u00e9mem pot\u00fdk\u00e1 a nev\u00ed, jak jej vy\u0159e\u0161it.<\/p>\n

Ano, laserov\u00fd zna\u010dkovac\u00ed sprej m\u016f\u017ee fungovat na hlin\u00edku vytvo\u0159en\u00edm do\u010dasn\u00e9ho povlaku, kter\u00fd reaguje s laserem a vytv\u00e1\u0159\u00ed vysoce kontrastn\u00ed zna\u010dky.<\/strong><\/p>\n

Pokud v\u00e1s zaj\u00edm\u00e1, jak je mo\u017en\u00e9, \u017ee spreje maj\u00ed takov\u00fd v\u00fdznam, kter\u00e9 lasery je pot\u0159ebuj\u00ed nebo jak trvanliv\u00e9 jsou zna\u010dky, pokra\u010dujte ve \u010dten\u00ed.<\/p>\n

Kter\u00e9 lasery pot\u0159ebuj\u00ed sprej pro zna\u010den\u00ed hol\u00e9ho hlin\u00edku?<\/h2>\n

Mnoho u\u017eivatel\u016f, kte\u0159\u00ed laser pou\u017e\u00edvaj\u00ed poprv\u00e9, o\u010dek\u00e1v\u00e1, \u017ee na leskl\u00e9m hlin\u00edku zanech\u00e1 hlubok\u00e9 \u010dern\u00e9 stopy. Ale pak se jim objev\u00ed b\u00edl\u00e9 nebo \u017e\u00e1dn\u00e9 stopy - a za\u010dnou obvi\u0148ovat stroj.<\/p>\n

CO lasery a diodov\u00e9 lasery obvykle pot\u0159ebuj\u00ed ke zna\u010den\u00ed hol\u00e9ho hlin\u00edku sprej, zat\u00edmco vl\u00e1knov\u00e9 lasery jej \u010dasto mohou zna\u010dit p\u0159\u00edmo bez spreje.<\/strong><\/p>\n

\"Robotick\u00e9
Robotick\u00e9 plazmov\u00e9 \u0159ez\u00e1n\u00ed<\/figcaption><\/figure>\n<\/p>\n

Laserov\u00fd zna\u010dkovac\u00ed sprej pom\u00e1h\u00e1 laser\u016fm, kter\u00e9 nemaj\u00ed spr\u00e1vnou vlnovou d\u00e9lku pro interakci s kovov\u00fdmi povrchy. Hol\u00fd hlin\u00edk je vysoce reflexn\u00ed a m\u00e1 n\u00edzkou absorpci pro ur\u010dit\u00e9 vlnov\u00e9 d\u00e9lky.<\/p>\n

Po\u017eadavek na post\u0159ik podle typu laseru:<\/h3>\n\n\n\n\n\n\n\n\n
Typ laseru<\/th>\nVy\u017eaduje sprej<\/th>\nPro\u010d<\/th>\n<\/tr>\n<\/thead>\n
Vl\u00e1knov\u00fd laser (1064 nm)<\/td>\nNe<\/td>\nVysok\u00e1 absorpce kovu<\/td>\n<\/tr>\n
CO laser (10,6 \u03bcm)<\/td>\nAno<\/td>\n\u0160patn\u00e1 interakce s kovy<\/td>\n<\/tr>\n
Diodov\u00fd laser (450-500 nm)<\/td>\nAno<\/td>\nN\u00edzk\u00e1 penetrace na kov<\/td>\n<\/tr>\n
MOPA Fiber<\/td>\nNe<\/td>\nLaditeln\u00fd puls, lep\u0161\u00ed kontrast<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

U CO a diodov\u00fdch laser\u016f se paprsek s\u00e1m o sob\u011b nem\u016f\u017ee spojit s hlin\u00edkem. K tomu slou\u017e\u00ed spreje jako CerMark nebo Enduramark. Vytvo\u0159en\u00edm keramick\u00e9 nebo oxidov\u00e9 vrstvy vytv\u00e1\u0159ej\u00ed \u010dern\u00fd nebo tmav\u011b \u0161ed\u00fd kontrast.<\/p>\n

Kdysi jsme spolupracovali se spole\u010dnost\u00ed vyr\u00e1b\u011bj\u00edc\u00ed n\u00e1pisy pomoc\u00ed 60W CO laseru. Jejich zna\u010dky surov\u00e9ho hlin\u00edku byly neviditeln\u00e9. Po p\u0159echodu na proces zalo\u017een\u00fd na st\u0159\u00edk\u00e1n\u00ed z\u00edskali dokonal\u00e9 \u010dern\u00e9 zna\u010dky - nebylo t\u0159eba m\u011bnit stroj.<\/p>\n

<\/svg> CO a diodov\u00e9 lasery obvykle pot\u0159ebuj\u00ed k ozna\u010den\u00ed hol\u00e9ho hlin\u00edku sprej.<\/b>Pravda<\/span><\/p>

Tyto lasery nemaj\u00ed dostate\u010dnou vlnovou d\u00e9lku, aby mohly p\u0159\u00edmo leptat kov, a proto sprej umo\u017e\u0148uje vytv\u00e1\u0159et viditeln\u00e9 stopy.<\/p><\/div>\n

<\/svg> Vl\u00e1knov\u00e9 lasery v\u017edy pot\u0159ebuj\u00ed pro zna\u010den\u00ed hlin\u00edkov\u00fdch povrch\u016f sprej.<\/b>False<\/span><\/p>

Vl\u00e1knov\u00e9 lasery \u010dasto zna\u010d\u00ed hlin\u00edk p\u0159\u00edmo bez n\u00e1st\u0159iku d\u00edky vysok\u00e9 m\u00ed\u0159e absorpce.<\/p><\/div>\n

Mohou se hlin\u00edkov\u00e9 spreje spojit s CO, vl\u00e1knov\u00fdmi a diodov\u00fdmi lasery?<\/h2>\n

N\u011bkte\u0159\u00ed lid\u00e9 si kupuj\u00ed zna\u010dkovac\u00ed spreje v domn\u011bn\u00ed, \u017ee budou fungovat s ka\u017ed\u00fdm laserem stejn\u011b. V\u00fdkon v\u0161ak z\u00e1vis\u00ed na typu laseru.<\/p>\n

Hlin\u00edkov\u00e9 zna\u010dkovac\u00ed spreje se mohou dob\u0159e spojovat s CO a diodov\u00fdmi lasery, ale pro vl\u00e1knov\u00e9 lasery jsou \u010dasto zbyte\u010dn\u00e9.<\/strong><\/p>\n

\"P\u0159esn\u00e1
\u0158ez\u00e1n\u00ed plech\u016f<\/figcaption><\/figure>\n<\/p>\n

Spreje vytv\u00e1\u0159ej\u00ed na povrchu reaktivn\u00ed vrstvu. Kdy\u017e laser tuto vrstvu zah\u0159eje, spoj\u00ed se s kovem pod n\u00ed. Toto splynut\u00ed vytvo\u0159\u00ed vysoce kontrastn\u00ed, polopermanentn\u00ed zna\u010dku. \u00da\u010dinnost spojen\u00ed v\u0161ak z\u00e1vis\u00ed na vlnov\u00e9 d\u00e9lce laseru a \u0159\u00edzen\u00ed tepla.<\/p>\n

Sprejov\u00e9 lepen\u00ed laserem:<\/h3>\n\n\n\n\n\n\n\n\n
Typ laseru<\/th>\nKvalita lepen\u00ed spreje<\/th>\nPozn\u00e1mky<\/th>\n<\/tr>\n<\/thead>\n
CO<\/td>\nVynikaj\u00edc\u00ed<\/td>\nNejlep\u0161\u00ed p\u0159\u00edpad pou\u017eit\u00ed sprej\u016f<\/td>\n<\/tr>\n
Dioda<\/td>\nDobr\u00fd<\/td>\nNi\u017e\u0161\u00ed v\u00fdkon pot\u0159ebuje v\u00edce \u010dasu<\/td>\n<\/tr>\n
Vl\u00e1kna<\/td>\nOmezen\u00e9 pou\u017eit\u00ed<\/td>\nSprej nen\u00ed v\u017edy pot\u0159eba<\/td>\n<\/tr>\n
UV laser<\/td>\nNen\u00ed kompatibiln\u00ed<\/td>\nN\u00edzk\u00e1 teplota, \u017e\u00e1dn\u00e9 lepen\u00ed<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

Sprej se chemicky nespojuje stejn\u011b jako vl\u00e1knov\u00e9 lasery, proto\u017ee vl\u00e1knov\u00e9 paprsky ji\u017e mohou p\u0159\u00edmo leptat nebo grav\u00edrovat. Nicm\u00e9n\u011b v p\u0159\u00edpad\u011b aplikac\u00ed, kter\u00e9 vy\u017eaduj\u00ed tmav\u011b \u010dern\u00e9 zna\u010dky (nam\u00edsto sv\u011btle b\u00edl\u00fdch zna\u010dek), n\u011bkte\u0159\u00ed u\u017eivatel\u00e9 vl\u00e1knov\u00fdch laser\u016f st\u00e1le pou\u017e\u00edvaj\u00ed sprej pro zv\u00fd\u0161en\u00ed kontrastu.<\/p>\n

M\u011bl jsem z\u00e1kazn\u00edka, kter\u00fd zna\u010dkoval hlin\u00edkov\u00e9 sv\u00edtilny 5W diodov\u00fdm laserem. Bez spreje se nic nezobrazilo. Se spr\u00e1vn\u00fdm sprejem z\u00edskali \u010dist\u00fd a trval\u00fd text - dokonce i na zak\u0159iven\u00fdch ploch\u00e1ch.<\/p>\n

<\/svg> Laserov\u00e9 zna\u010dkovac\u00ed spreje se dob\u0159e spojuj\u00ed s CO a diodov\u00fdmi lasery na hlin\u00edk.<\/b>Pravda<\/span><\/p>

Tyto lasery se spol\u00e9haj\u00ed na sprej, kter\u00fd vytv\u00e1\u0159\u00ed viditelnou, roztavenou zna\u010dku.<\/p><\/div>\n

<\/svg> Laserov\u00e9 spreje nefunguj\u00ed s \u017e\u00e1dn\u00fdm typem laseru, v\u010detn\u011b CO nebo diodov\u00e9ho.<\/b>False<\/span><\/p>

Jsou speci\u00e1ln\u011b navr\u017eeny tak, aby pom\u00e1haly slab\u0161\u00edm laser\u016fm p\u0159i spojov\u00e1n\u00ed s kovem.<\/p><\/div>\n

Jak\u00e1 p\u0159\u00edprava povrchu je nutn\u00e1 p\u0159ed n\u00e1st\u0159ikem hlin\u00edku?<\/h2>\n

Mnoho u\u017eivatel\u016f st\u0159\u00edk\u00e1 p\u0159\u00edmo na mastn\u00fd nebo zapr\u00e1\u0161en\u00fd kov - a pak si st\u011b\u017euj\u00ed na slab\u00e9 stopy nebo odlupuj\u00edc\u00ed se vrstvy.<\/p>\n

Hlin\u00edkov\u00fd povrch mus\u00ed b\u00fdt \u010dist\u00fd, such\u00fd a zbaven\u00fd oleje nebo oxidace, aby se zna\u010dkovac\u00ed sprej \u00fa\u010dinn\u011b spojil.<\/strong><\/p>\n

\"Pracovn\u00edk
Pr\u016fmyslov\u00e9 st\u0159\u00edk\u00e1n\u00ed<\/figcaption><\/figure>\n<\/p>\n

Pokud je povrch \u0161pinav\u00fd, sprej nebude dob\u0159e p\u0159il\u00e9hat. B\u011bhem zna\u010den\u00ed se m\u016f\u017ee odlupovat nebo zanech\u00e1vat nerovn\u00e1 m\u00edsta. Zde je nejlep\u0161\u00ed postup pro p\u0159\u00edpravu:<\/p>\n

Kontroln\u00ed seznam pro p\u0159\u00edpravu hlin\u00edkov\u00e9ho povrchu:<\/h3>\n
    \n
  1. Odma\u0161t\u011bn\u00ed:<\/strong> K odstran\u011bn\u00ed olej\u016f pou\u017eijte isopropylalkohol nebo aceton.<\/li>\n
  2. V suchu:<\/strong> Ujist\u011bte se, \u017ee je povrch zcela such\u00fd.<\/li>\n
  3. Lehk\u00e9 od\u0159en\u00ed (v p\u0159\u00edpad\u011b pot\u0159eby):<\/strong> Jemn\u00fdm brusn\u00fdm pap\u00edrem Scotch-Brite nebo smirkov\u00fdm pap\u00edrem m\u00edrn\u011b zdrsn\u011bte povrch.<\/li>\n
  4. Bez dotyku:<\/strong> Po \u010di\u0161t\u011bn\u00ed se nedot\u00fdkejte hol\u00fdmi prsty.<\/li>\n<\/ol>\n\n\n\n\n\n\n\n
    Krok<\/th>\nN\u00e1stroj<\/th>\nPro\u010d je to pot\u0159eba<\/th>\n<\/tr>\n<\/thead>\n
    Odma\u0161t\u011bn\u00ed<\/td>\nAlkoholov\u00e9 ubrousky<\/td>\nOdstra\u0148uje olej a zbytky<\/td>\n<\/tr>\n
    Such\u00e9<\/td>\nVzduch nebo ru\u010dn\u00edk<\/td>\nZabra\u0148uje \u0159ed\u011bn\u00ed post\u0159iku<\/td>\n<\/tr>\n
    Abrade (voliteln\u011b)<\/td>\nPodlo\u017eka se zrnitost\u00ed 800<\/td>\nZvy\u0161uje p\u0159ilnavost spreje<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    V jedn\u00e9 d\u00edln\u011b jsme si v\u0161imli, \u017ee jejich zna\u010dky jsou v\u017edy skvrnit\u00e9. Uk\u00e1zalo se, \u017ee jejich t\u00fdm vynechal \u010di\u0161t\u011bn\u00ed. Jakmile p\u0159idali krok rychl\u00e9ho ot\u0159en\u00ed, jejich \u00fasp\u011b\u0161nost se zv\u00fd\u0161ila o 90%.<\/p>\n

    <\/svg> Pro pevn\u00fd spoj je z\u00e1sadn\u00ed o\u010distit hlin\u00edkov\u00fd povrch p\u0159ed n\u00e1st\u0159ikem.<\/b>Pravda<\/span><\/p>

    Olej a prach mohou naru\u0161it p\u0159ilnavost n\u00e1st\u0159iku a reakci laseru.<\/p><\/div>\n

    <\/svg> M\u016f\u017eete st\u0159\u00edkat p\u0159\u00edmo na \u0161pinav\u00fd nebo mastn\u00fd hlin\u00edk a st\u00e1le z\u00edsk\u00e1te skv\u011bl\u00e9 stopy.<\/b>False<\/span><\/p>

    Kontaminanty br\u00e1n\u00ed spr\u00e1vn\u00e9mu lepen\u00ed a mohou zp\u016fsobit nerovnom\u011brn\u00e9 nebo slab\u00e9 zna\u010den\u00ed.<\/p><\/div>\n

    Jsou nast\u0159\u00edkan\u00e9 zna\u010dky na hlin\u00edku trvanliv\u00e9 a odoln\u00e9 proti po\u0161kr\u00e1b\u00e1n\u00ed?<\/h2>\n

    Mnoho lid\u00ed se ob\u00e1v\u00e1, \u017ee zna\u010dky ve spreji jsou do\u010dasn\u00e9 nebo pouze kosmetick\u00e9. P\u0159i spr\u00e1vn\u00e9m proveden\u00ed tomu tak nen\u00ed.<\/p>\n

    Ano, nast\u0159\u00edkan\u00e9 laserov\u00e9 zna\u010dky na hlin\u00edku jsou velmi odoln\u00e9 a odoln\u00e9 proti po\u0161kr\u00e1b\u00e1n\u00ed, pokud jsou spr\u00e1vn\u011b spojeny s povrchem.<\/strong><\/p>\n

    \"Laserov\u00e1
    Jiskry p\u0159i \u0159ez\u00e1n\u00ed laserem<\/figcaption><\/figure>\n<\/p>\n

    Tyto zna\u010dky nejsou namalovan\u00e9 - jsou nalepen\u00e9 teplem. Laser roztav\u00ed nast\u0159\u00edkan\u00fd povlak do kovu a vytvo\u0159\u00ed tmavou oxidovou nebo keramickou vrstvu. Tato vrstva odol\u00e1v\u00e1 vod\u011b, UV z\u00e1\u0159en\u00ed a v\u011bt\u0161in\u011b chemik\u00e1li\u00ed.<\/p>\n

    V\u00fdsledky testu odolnosti (vzorek CerMark):<\/h3>\n\n\n\n\n\n\n\n\n
    Test<\/th>\nV\u00fdsledek<\/th>\n<\/tr>\n<\/thead>\n
    Po\u0161kr\u00e1b\u00e1n\u00ed ocelov\u00fdm ost\u0159\u00edm<\/td>\nBez po\u0161kozen\u00ed<\/td>\n<\/tr>\n
    Alkoholov\u00e9 pot\u00edr\u00e1n\u00ed<\/td>\n\u017d\u00e1dn\u00e9 blednut\u00ed<\/td>\n<\/tr>\n
    Soln\u00e1 mlha (48 hodin)<\/td>\n\u017d\u00e1dn\u00e1 koroze<\/td>\n<\/tr>\n
    Vystaven\u00ed UV z\u00e1\u0159en\u00ed (2 t\u00fddny)<\/td>\n\u017d\u00e1dn\u00e9 blednut\u00ed<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    Trvanlivost v\u0161ak z\u00e1vis\u00ed na:<\/p>\n

      \n
    • Spr\u00e1vn\u00e9 \u010di\u0161t\u011bn\u00ed p\u0159ed post\u0159ikem<\/li>\n
    • Spr\u00e1vn\u00fd v\u00fdkon a rychlost laseru<\/li>\n
    • Dostate\u010dn\u00e9 pokryt\u00ed post\u0159ikem<\/li>\n
    • Pln\u00e1 doba schnut\u00ed p\u0159ed zna\u010den\u00edm<\/li>\n<\/ul>\n

      Vzpom\u00edn\u00e1m si na jednoho klienta, kter\u00fd pou\u017e\u00edval sprej na zna\u010den\u00ed n\u00e1stroj\u016f. Proj\u00ed\u017ed\u011bli je my\u010dkami a chemick\u00fdmi l\u00e1zn\u011bmi - nevybledly. Kdy\u017e v\u0161ak usp\u011bchali f\u00e1zi su\u0161en\u00ed, n\u011bkter\u00e9 zna\u010dky se odlupovaly. Z\u00e1le\u017e\u00ed tedy na na\u010dasov\u00e1n\u00ed.<\/p>\n

      <\/svg> Spr\u00e1vn\u011b nanesen\u00e9 laserov\u00e9 zna\u010dky na hlin\u00edk jsou odoln\u00e9 proti po\u0161kr\u00e1b\u00e1n\u00ed a drsn\u00e9mu prost\u0159ed\u00ed.<\/b>Pravda<\/span><\/p>

      Laser natav\u00ed sprej do povrchu a vytvo\u0159\u00ed tvrdou oxidovou nebo keramickou stopu.<\/p><\/div>\n

      <\/svg> Laserov\u00e9 zna\u010dky na hlin\u00edku ve spreji jsou do\u010dasn\u00e9 a snadno se sm\u00fdvaj\u00ed.<\/b>False<\/span><\/p>

      Pokud laser spr\u00e1vn\u011b spoj\u00ed n\u00e1st\u0159ik, jsou zna\u010dky trval\u00e9 a odoln\u00e9.<\/p><\/div>\n

      Z\u00e1v\u011br<\/h2>\n

      Laserov\u00fd zna\u010dkovac\u00ed sprej je \u00fa\u010dinn\u00fd zp\u016fsob zna\u010den\u00ed hol\u00e9ho hlin\u00edku, zejm\u00e9na p\u0159i pou\u017eit\u00ed CO nebo diodov\u00fdch laser\u016f. P\u0159i spr\u00e1vn\u00e9 p\u0159\u00edprav\u011b a aplikaci jsou zna\u010dky trval\u00e9, vysoce kontrastn\u00ed a odoln\u00e9 proti opot\u0159eben\u00ed.<\/p>","protected":false},"excerpt":{"rendered":"

      Steel surface spraying If you’re trying to mark bare aluminum and getting faint or invisible results, you’re not alone. Many users face this issue and don\u2019t know how to fix it. Yes, laser marking spray can work on aluminum by creating a temporary coating that reacts with the laser to produce high-contrast marks. If you’re […]<\/p>\n","protected":false},"author":6,"featured_media":9848,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_seopress_robots_primary_cat":"none","_seopress_titles_title":"","_seopress_titles_desc":"","_seopress_robots_index":"","footnotes":""},"categories":[1],"tags":[],"class_list":["post-9853","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-custom-mold"],"meta_box":{"post-to-quiz_to":[]},"_links":{"self":[{"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/posts\/9853","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/users\/6"}],"replies":[{"embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/comments?post=9853"}],"version-history":[{"count":0,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/posts\/9853\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/media\/9848"}],"wp:attachment":[{"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/media?parent=9853"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/categories?post=9853"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/sinoextrud.com\/cs\/wp-json\/wp\/v2\/tags?post=9853"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}